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Finding the Fourth Proportional to 5,611.76, 7,743.89 and 3,093.98

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Solution

The fourth proportional to 5,611.76, 7,743.89 and 3,093.98 is: 4,269.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611.76 : 7,743.89 = 3,093.98 : x
  2. Step 2: Convert to fraction form
    5,611.76/7,743.89 = 3,093.98/x
  3. Step 3: Cross multiply
    5,611.76x = 7,743.89 × 3,093.98
  4. Step 4: Simplify right side
    5,611.76x = 23,959,467.88
  5. Step 5: Solve for x
    x = 23,959,467.88/5,611.76
  6. Step 6: Final answer
    x = 4,269.51

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